30
25 24 20 17 19 26 18 30 23 22 21 28 29 27 16 
21 20 22 24 29 25 30 17 23 27 26 28 16 18 19 
24 18 16 21 20 23 28 25 27 29 17 22 30 19 26 
28 17 18 30 21 20 26 25 29 27 19 24 23 16 22 
21 24 26 16 28 27 19 17 30 22 25 20 29 23 18 
16 25 29 24 17 23 21 18 22 19 28 26 27 20 30 
16 30 27 28 24 21 25 23 19 26 20 18 17 29 22 
24 28 16 19 27 22 20 26 23 30 18 25 21 17 29 
29 27 24 18 21 17 22 16 30 23 26 28 19 20 25 
30 26 16 17 22 24 20 19 27 29 28 23 25 18 21 
28 17 23 18 21 22 20 19 25 27 24 16 29 30 26 
18 29 19 21 30 24 16 25 23 20 28 26 17 27 22 
27 25 16 17 30 24 19 20 18 26 29 23 28 22 21 
18 23 25 24 28 20 16 17 30 19 29 27 22 26 21 
17 28 18 30 23 19 27 29 22 25 21 26 20 24 16 
11 15 2 13 5 4 1 8 9 6 12 3 10 14 7 
11 4 9 5 15 6 10 12 3 1 7 13 2 8 14 
7 14 8 11 9 1 12 2 15 3 10 6 13 5 4 
8 9 7 13 10 5 14 11 1 2 12 15 4 3 6 
7 12 13 6 1 15 8 2 10 4 5 11 14 3 9 
13 11 15 6 10 8 3 5 7 4 14 9 12 2 1 
2 5 12 10 13 7 3 8 9 6 11 1 14 15 4 
12 11 10 7 1 5 13 15 3 6 2 9 8 14 4 
14 3 7 13 6 9 11 4 12 5 10 8 15 1 2 
15 6 13 11 7 14 5 2 8 12 4 9 1 10 3 
13 5 7 12 10 6 3 2 11 8 9 4 1 14 15 
13 7 10 5 14 4 11 6 9 8 2 12 1 15 3 
9 1 6 2 7 15 13 10 8 4 12 3 14 11 5 
5 2 9 8 7 4 13 3 15 1 10 14 12 6 11 
1 2 3 14 5 6 12 9 13 10 8 7 11 4 15 
forbidden 1 17
forbidden 1 19
forbidden 1 22
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forbidden 2 24
forbidden 2 27
forbidden 3 20
forbidden 3 21
forbidden 3 26
forbidden 3 27
forbidden 3 28
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forbidden 4 21
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forbidden 5 17
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forbidden 5 29
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forbidden 13 17
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